How To Fix The Error Code F-21 For LG Oven

(Many of the links in this article redirect to a specific reviewed product. Your purchase of these products through affiliate links helps to generate commission for Storables.com, at no extra cost. Learn more)

The Dreaded F-21 Error Code: Understanding and Fixing It

Picture this: you’re in the middle of baking a delicious batch of cookies, eagerly waiting for that sweet aroma to permeate your kitchen, when suddenly your LG oven displays the dreaded F-21 error code. Panic sets in as you wonder, what does this mean and how can I fix it?

Fear not, dear oven owner. We’re here to shed light on this enigmatic error code, the F-21, and guide you through the process of resolving it. So, grab your tool kit and let’s get to work!

What is the F-21 Error Code?

The F-21 error code is a common problem that can occur in the circuitry responsible for controlling the oven relays in LG ovens. It’s essentially a relay circuit error, indicating an issue with the electrical components that regulate the flow of current to different parts of the oven.

How to Fix the F-21 Error Code:

1. Turn Off the Power: Safety first! Before attempting any fixes, make sure to turn off the power supply to your oven. This will prevent any potential accidents and ensure you can work on the circuitry safely.
2. Inspect the Wiring: Carefully examine the wiring and cables connected to the oven relays. Look for any signs of damage, loose connections, or frayed wires. If you spot any issues, repair or replace the affected components as necessary.
3. Reset the Oven: In some cases, a simple reset can do wonders. Unplug your oven from the power outlet and leave it disconnected for a few minutes. This will allow the internal systems to reset. Plug it back in, turn the power back on, and see if the error code persists.
4. Check the Control Board: The control board is the brain of your oven, responsible for interpreting your commands and controlling various functions. If the F-21 error code persists, there may be an issue with the control board itself. In this case, it’s best to consult a professional technician to diagnose and repair the problem.
5. Seek Professional Help: If the previous steps have not resolved the issue, it’s time to call in the experts. Professional technicians have the knowledge, experience, and specialized tools needed to tackle complex oven repairs. They can accurately diagnose the problem, order the necessary parts, and safely perform the repair.

Remember, attempting intricate repairs without the proper knowledge and experience can result in further damage or even pose safety hazards. It’s always best to consult a professional if you’re unsure or uncomfortable performing the repairs yourself.

Check the oven door to ensure it is properly closed. If the error persists, unplug the oven for a few minutes and then plug it back in to reset the system. If the error continues, contact LG customer service for further assistance.

Conclusion

The F-21 error code can be frustrating, but armed with the right information, you can confidently troubleshoot and resolve the issue. Remember to check the wiring, reset the oven, and, if necessary, seek professional assistance. With these steps, you’ll be back to baking those delicious cookies and enjoying the culinary delights your LG oven has to offer in no time.